:root{--book-key: rgba(255, 214, 0, .45);--book-error: rgba(255, 82, 82, .35);--book-unclear: rgba(66, 165, 245, .35);--book-surface: var(--paper, #fffdf7);--book-ink: var(--ink-strong, #2a2118);--book-line: var(--frame-dark, #5a3f29);--book-shadow: var(--frame-light, #8c6d4a);--book-warn: var(--warn-ink, #8a4f22);--book-ok: var(--ok-ink, #4c6a2b);--book-bad: var(--rose-ink, #9e3434)}::highlight(book-hl-key){background-color:var(--book-key);color:var(--book-ink)}::highlight(book-hl-error){background-color:var(--book-error);color:var(--book-ink)}::highlight(book-hl-unclear){background-color:var(--book-unclear);color:var(--book-ink)}.book-kind--key{--chip: var(--book-key)}.book-kind--error{--chip: var(--book-error)}.book-kind--unclear{--chip: var(--book-unclear)}.book-toolbar{position:absolute;z-index:10;display:flex;gap:4px;padding:4px;border:1px solid var(--book-line);border-radius:0;background:var(--book-surface);color:var(--book-ink);box-shadow:3px 3px 0 var(--book-shadow);font-size:.8rem}.book-toolbar[hidden]{display:none}.book-toolbar__msg{padding:4px 8px}.book-toolbar__btn,.book-qbar__btn,.book-panel__btn,.book-panel__del{min-height:32px;padding:0 10px;border:1px solid var(--book-line);border-radius:0;background:var(--chip, transparent);color:inherit;font:inherit;cursor:pointer}.book-toolbar__btn:focus-visible,.book-qbar__btn:focus-visible,.book-panel__btn:focus-visible,.book-panel-toggle:focus-visible{outline:2px solid currentColor;outline-offset:2px}.book-toolbar__btn[aria-pressed=true]{outline:2px solid var(--book-ink)}.book-qbar{display:flex;flex-wrap:wrap;gap:6px;margin-top:.6em;font-size:.75rem}.book-qbar__btn[aria-pressed=true]{background:var(--book-ink);color:var(--book-surface)}.book-qbar--right[aria-pressed=true]{background:var(--book-ok);color:#fff}.book-qbar--wrong[aria-pressed=true]{background:var(--book-bad);color:#fff}.book-panel-toggle{position:fixed;left:16px;bottom:16px;z-index:5;min-height:40px;padding:0 14px;border:1px solid var(--book-line);border-radius:0;background:var(--book-surface);color:var(--book-ink);font:inherit;font-size:.8rem;box-shadow:3px 3px 0 var(--book-shadow);cursor:pointer}.book-panel-toggle--alert:after{content:" •";color:var(--book-bad)}.book-panel{position:fixed;left:16px;bottom:64px;z-index:5;width:min(360px,calc(100vw - 32px));max-height:70vh;overflow-y:auto;padding:12px 14px;border:1px solid var(--book-line);border-radius:0;background:var(--book-surface);color:var(--book-ink);box-shadow:4px 4px 0 var(--book-shadow);font-size:.8rem}.book-panel[hidden]{display:none}.book-panel__note{opacity:.8}.book-panel__warn{color:var(--book-warn)}.book-panel__h{margin:.8em 0 .2em;font-size:.85rem}.book-panel__lost{padding-left:0;list-style:none}.book-panel__lost li{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin:6px 0}.book-panel__lost small{flex-basis:100%;opacity:.7}.book-panel__btn{display:inline-flex;align-items:center;margin:8px 8px 0 0}.book-kind-chip{padding:0 6px;border-radius:0;background:var(--chip)}.book-qbar__copy{margin-left:auto}.book-copy-status{position:fixed;left:50%;bottom:16px;z-index:20;transform:translate(-50%);max-width:calc(100vw - 32px);padding:8px 14px;border:1px solid var(--book-line);background:var(--book-surface);color:var(--book-ink);box-shadow:3px 3px 0 var(--book-shadow);font-size:.8rem}.book-copy-status[hidden],.book-copy-manual[hidden]{display:none}.book-copy-manual{position:fixed;left:50%;top:50%;z-index:20;transform:translate(-50%,-50%);width:min(560px,calc(100vw - 32px));padding:12px 14px;border:1px solid var(--book-line);background:var(--book-surface);color:var(--book-ink);box-shadow:4px 4px 0 var(--book-shadow);font-size:.8rem}.book-copy-manual textarea,.book-prompt__text{box-sizing:border-box;width:100%;border:1px solid var(--book-line);border-radius:0;background:var(--book-surface);color:var(--book-ink);font:inherit;font-size:16px}.book-copy-manual textarea:focus-visible,.book-prompt__text:focus-visible,.book-panel__del:focus-visible{outline:2px solid currentColor;outline-offset:2px}.book-prompt{margin:8px 0}.book-prompt__label{display:block}.book-prompt__label>span{font-weight:600}.book-prompt__custom{margin-left:6px;color:var(--book-warn)}.book-prompt__custom[hidden]{display:none}.book-panel__del:disabled{opacity:.5;cursor:default}.book-toolbar--docked{position:fixed;left:50%;bottom:calc(68px + env(safe-area-inset-bottom,0px));transform:translate(-50%);max-width:calc(100vw - 32px);flex-wrap:wrap;justify-content:center}.book-toolbar--docked .book-toolbar__btn{min-height:40px;min-width:44px}